Ice cube maker and storage apparatus



E. T' MORTON `ETAL 3,144,078

cE CUBE MAKER AND STORAGE APPARATUS 5 Sheetssheet 2 F11ed March 5 1962 ATTORNEY g' 1964 E` T' MORTON ETAL 3, 4 ,078

ICE CUBE MAKER AN STO AGE AP P RATUS Fi1ed March 5 1962 5 sheets-Sheet 5 |NVENTORS EVANS T. MORTON ATTORNEY CLARENCE A. ONDREAU g' 1964 E. T' MORTON ETAL 3,l44,078

c CUBE MAKER` AND STORAGE APPARATUS F11ed March 5 1962 5 Sheetssheet 4 |NVENTORS EVANS T. MORTON ATTORNEY CLARENCE A- ONDREAU 

1. AN ICE CUBE MAKER AND STORAGE APPARATUS COMPRISING: AN ENCLOSED, INSULATED TANK INCLUDING A STORAGE AREA, AN ICE MAKER ASSEMBLY MOUNTED WITHIN SAID TANK AND INCLUDING AN ICE CUBE MOLD HAVING SURFACES EXPOSED TO THE INTERIOR OF SAID TANK AND MEANS FOR EJECTING FORMED ICE CUBES FROM SAID MOLD INTO SAID STORAGE AREA, A REFRIGERATION SYSTEM INCLUDING AN EVAPORATOR WITHIN SAID TANK AND ATTACHED DIRECTLY TO SAID MOLD, SAID EVAPORATOR CONSTITUTING THE SOLE COOLING ELEMENT FOR THE MOLD AND THE TANK, MEANS INSULATING SAID EVAPORATOR FROM THE INTERIOR OF SAID TANK, SAID MEANS COMPRISING A HOUSING SURROUNDING THE EXPOSED SURFACES OF SAID EVAPORATOR AND SPACED THEREFROM, A TEMPERATURE BALANCING HEATER DISPOSED WITHIN SAID HOUSING AND ALONG THE INNER SURFACE OF SAID HOUSING, AND INSULATION WITHIN SAID HOUSING BETWEEN SAID EVAPORATOR AND SAID BALANCING HEATER, AND UNITARY CONTROL MEANS FOR SAID REFRIGERATION SYSTEM AND SAID ICE MAKER ASSEMBLY, SAID CONTROL MEANS RESPONSIVE TO THE TEMPERATURE OF SAID MOLD TO CONTROL THE TEMPERATURE OF SAID MOLD AND THEREBY MAINTAIN THE TEMPERATURE WITHIN SAID TANK AT SUBSTANTIALLY THE FREEZEING POINT OF WATER, SAID BALANCING HEATER ADAPTED TO MAINTAIN THE SURFACE OF SAID TANK AT SUBSTANTIALLY THE FREEZING POINT OF WATER, WHEREBY HEAT TRANSFER FROM THE INTERIOR OF SAID TANK TO SAID EVAPORATOR WILL BE DIRECTED THROUGH SAID MOLD. 